[#BloombergLP-bdls-FilesystemUtil-getFileSize-07]
= xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/bdls.adoc[bdls]::xref:BloombergLP/bdls/FilesystemUtil.adoc[FilesystemUtil]::getFileSize
:relfileprefix: ../../../
:mrdocs:

Return the size, in bytes, of the file or directory specified by the specified open `descriptor`, or a negative value if an error occurs. Note that the size of a symbolic link is the size of the file or directory to which it points.

== Synopsis

Declared in `<bdls_filesystemutil.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
static
xref:BloombergLP/bdls/FilesystemUtil/Offset.adoc[Offset]
getFileSize(xref:BloombergLP/bdls/FilesystemUtil/FileDescriptor.adoc[FileDescriptor] descriptor);
----


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